//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license.
//
// Microsoft Bot Framework: http://botframework.com
//
// Bot Framework Emulator Github:
// https://github.com/Microsoft/BotFramwork-Emulator
//
// Copyright (c) Microsoft Corporation
// All rights reserved.
//
// MIT License:
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED ""AS IS"", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

import { BotInfo } from '@bfemulator/app-shared';
import { BotConfigWithPath } from '@bfemulator/sdk-shared';

import { store } from '../store';

export function getActiveBot(): BotConfigWithPath {
  return store.getState().bot.activeBot;
}

const encoder = new (window as any).TextEncoder();
const decoder = new (window as any).TextDecoder();

export const generateHash = async (obj: { [key: string]: any }): Promise<string> => {
  const buffer = encoder.encode(JSON.stringify(obj));
  const digest = await window.crypto.subtle.digest('SHA-256', buffer);
  return btoa(encoder.encode(decoder.decode(digest)));
};

/** Returns a copy of the matching BotInfo in the store */
export function getBotInfoByPath(path: string): BotInfo {
  const state = store.getState();
  const result = state.bot.botFiles.find(bot => bot && bot.path === path);
  if (result) {
    return { ...result };
  }
  return result;
}

export function pathExistsInRecentBots(path: string): boolean {
  const state = store.getState();
  return state.bot.botFiles.some(bot => bot && bot.path === path);
}
